Notes

Inventions in thirty seconds
Inventions in 30 seconds :
30 ingenious ideas for innovative kids explained in half a minute
90 pages :
illustrations (chiefly colour)
Cover subtitle: 30 ingenious ideas for innovative kids explained in half a minute.
Contents includes: Making life easy -- Communication -- Travel -- Finding out -- Medicine -- Industry.
Summary: In this exciting title for innovative kids everywhere, the inventions that have changed the world are explored and explained in half a minute. From the flushing toilet and the wheel, to painkillers and the Internet, we look at the amazing innovations that it's hard to imagine living without. The text clearly explains the story behind each invention and looks at its impact, while illustrations help explain how it works.
Know-it-all!